title: Pulmonary arterial hypertension versus pulmonary venous hypertension: how much information can contrast Doppler echocardiography provide?
authors.forename: Yun
authors.initials: Y
authors.lastname: Cheng
authors.forename: Daniel
authors.initials: D
authors.lastname: Villarreal
authors.forename: Kan
authors.initials: K
authors.lastname: Liu
mesh_terms: D001795:Blood Pressure Determination / Q000379:methods* / Q000706:statistics & numerical data*; D015150:Echocardiography, Doppler / Q000379:methods* / Q000706:statistics & numerical data*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000000981:diagnostic imaging* / Q000503:physiopathology*; D008297:Male; D011669:Pulmonary Wedge Pressure